mcs/class/System.Data/System.Data/DataColumnChangeEventArgs.cs

   1 //
   2 // System.Data.DataColumnChangeEventArgs.cs
   3 //
   4 // Author:
   5 //   Christopher Podurgiel (cpodurgiel@msn.com)
   6 //
   7 // (C) Chris Podurgiel
   8 //
   9
  10 using System;
  11
  12 namespace System.Data
  13 {
  14         /// <summary>
  15         /// Provides data for the ColumnChanging event.
  16         /// </summary>
  17         public class DataColumnChangeEventArgs : EventArgs
  18         {
  19
  20                 private DataColumn _column = null;
  21                 private DataRow _row = null;
  22                 private object _proposedValue = null;
  23
  24                 /// <summary>
  25                 /// Initializes a new instance of the DataColumnChangeEventArgs class.
  26                 /// </summary>
  27                 /// <param name="row"></param>
  28                 /// <param name="column"></param>
  29                 /// <param name="value"></param>
  30                 public DataColumnChangeEventArgs(DataRow row, DataColumn column, object value)
  31                 {
  32                         _column = column;
  33                         _row = row;
  34                         _proposedValue = value;
  35                 }
  36
  37                 /// <summary>
  38                 /// Gets the DataColumn with a changing value.
  39                 /// </summary>
  40                 public DataColumn Column
  41                 {
  42                         get
  43                         {
  44                                 return _column;
  45                         }
  46                 }
  47
  48
  49                 /// <summary>
  50                 /// Gets or sets the proposed new value for the column.
  51                 /// </summary>
  52                 public object ProposedValue
  53                 {
  54                         get
  55                         {
  56                                 return _proposedValue;
  57                         }
  58                         set
  59                         {
  60                                 _proposedValue = value;
  61                         }
  62                 }
  63
  64
  65                 /// <summary>
  66                 /// Gets the DataRow of the column with a changing value.
  67                 /// </summary>
  68                 public DataRow Row
  69                 {
  70                         get
  71                         {
  72                                 return _row;
  73                         }
  74                 }
  75
  76
  77
  78
  79         }
  80 }